6-Hydroxy-2-methoxy-3-(trifluoromethoxy)pyridine-4-acetic acid
5-Fluoro-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-methanol
4-Fluoro-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-methanol
4-Fluoro-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine-2-methanol